GB1523126A - Protection arragement for electrical components included in electrical power supply networks - Google Patents

Protection arragement for electrical components included in electrical power supply networks

Info

Publication number
GB1523126A
GB1523126A GB44576/75A GB4457675A GB1523126A GB 1523126 A GB1523126 A GB 1523126A GB 44576/75 A GB44576/75 A GB 44576/75A GB 4457675 A GB4457675 A GB 4457675A GB 1523126 A GB1523126 A GB 1523126A
Authority
GB
United Kingdom
Prior art keywords
arragement
protection
power supply
components included
supply networks
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB44576/75A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ABB Norden Holding AB
Original Assignee
ASEA AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ASEA AB filed Critical ASEA AB
Publication of GB1523126A publication Critical patent/GB1523126A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • H02H7/265—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured making use of travelling wave theory

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
GB44576/75A 1974-11-21 1975-10-29 Protection arragement for electrical components included in electrical power supply networks Expired GB1523126A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7414614A SE387019B (sv) 1974-11-21 1974-11-21 Skydd for i elektrisk kraftnet ingaende anleggningsdelar

Publications (1)

Publication Number Publication Date
GB1523126A true GB1523126A (en) 1978-08-31

Family

ID=20322767

Family Applications (1)

Application Number Title Priority Date Filing Date
GB44576/75A Expired GB1523126A (en) 1974-11-21 1975-10-29 Protection arragement for electrical components included in electrical power supply networks

Country Status (8)

Country Link
US (1) US4053816A (enExample)
CA (1) CA1054701A (enExample)
CH (1) CH590575A5 (enExample)
DE (1) DE2550670C3 (enExample)
FR (1) FR2292361B2 (enExample)
GB (1) GB1523126A (enExample)
IT (1) IT1055697B (enExample)
SE (1) SE387019B (enExample)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE409266B (sv) * 1977-11-28 1979-08-06 Asea Ab Releskydd med fasvis sperrfunktion
SE409153B (sv) * 1977-11-28 1979-07-30 Asea Ab Releskydd med trefasutlosning vid underspenning
SE409267B (sv) * 1977-11-28 1979-08-06 Asea Ab Releskydd med funktionsverdesomkoppling
SE410925B (sv) * 1978-04-06 1979-11-12 Asea Ab Riktad vagdetektor
US6691051B2 (en) * 2001-08-14 2004-02-10 Tektronix, Inc. Transient distance to fault measurement
BR112014008746A2 (pt) 2011-10-12 2017-04-18 Schweitzer Engineering Lab Inc dispositivo eletrônico inteligente de recepção, e, sistema para calcular uma localização de falha em um sistema de distribuição de energia elétrica
US8990036B1 (en) 2013-09-16 2015-03-24 Schweitzer Engineering Laboratories, Inc. Power line parameter adjustment and fault location using traveling waves
US9588168B2 (en) 2013-09-16 2017-03-07 Schweitzer Engineering Laboratories, Inc. Fault location using traveling waves
CN106796257A (zh) 2014-09-16 2017-05-31 施瓦哲工程实验有限公司 使用欠范围、方向和行波元件的电力输送系统中的故障检测
US9509399B2 (en) 2015-02-13 2016-11-29 Schweitzer Engineering Laboratories, Inc. Transmission line protection using traveling waves in optical ground wire fiber
US10090664B2 (en) 2015-09-18 2018-10-02 Schweitzer Engineering Laboratories, Inc. Time-domain directional line protection of electric power delivery systems
CN108028529B (zh) 2015-09-18 2019-12-20 施瓦哲工程实验有限公司 电力输送系统的时域线路保护
CN108141043A (zh) 2015-10-12 2018-06-08 施瓦哲工程实验有限公司 行波定向元件
US10180451B2 (en) 2015-10-13 2019-01-15 Schweitzer Engineering Laboratories, Inc. Electric power system monitoring using high-frequency signals
US10564247B2 (en) 2015-10-13 2020-02-18 Schweitzer Engineering Laboratories, Inc. Testing system for traveling wave fault detectors
CN107925240B (zh) 2015-10-13 2020-06-02 施瓦哲工程实验有限公司 用于行波故障检测器的测试系统
EP3362807A4 (en) 2015-10-14 2019-06-26 Schweitzer Engineering Laboratories, Inc. HIGH FREQUENCY SIGNAL PROCESSING SYSTEM FOR CURRENT SYSTEM
US10522995B2 (en) 2016-06-13 2019-12-31 Schweitzer Engineering Laboratories, Inc. Overcurrent element in time domain
EP3469674A1 (en) 2016-06-14 2019-04-17 Schweitzer Engineering Laboratories, Inc. Phase selection for traveling wave fault detection systems
US10236675B2 (en) 2016-07-26 2019-03-19 Schweitzer Engineering Laboratories, Inc. Fault detection and protection during steady state using traveling waves
US10585133B2 (en) 2016-11-11 2020-03-10 Schweitzer Engineering Laboratories, Inc. Electric power fault protection device using single-ended traveling wave fault location estimation
US10295585B2 (en) 2016-11-11 2019-05-21 Schweitzer Engineering Laboratories, Inc. Traveling wave based single end fault location
US11280834B2 (en) 2018-08-30 2022-03-22 Schweitzer Engineering Laboratories, Inc. Detection of low-energy events in an electric power system
US10677834B2 (en) 2018-09-14 2020-06-09 Schweitzer Engineering Laboratories, Inc. Distance protection of electric power delivery systems using time domain and frequency domain
US10641815B2 (en) 2018-09-27 2020-05-05 Schweitzer Engineering Laboratories, Inc. Secure distance protection of electric power delivery systems under transient conditions
US11067617B2 (en) 2018-10-08 2021-07-20 Schweitzer Engineering Laboratories, Inc. Single-end traveling wave fault location using line-mounted device
US11592498B2 (en) 2020-10-02 2023-02-28 Schweitzer Engineering Laboratories, Inc. Multi-phase fault identification in capacitor banks
US11735907B2 (en) 2021-02-03 2023-08-22 Schweitzer Engineering Laboratories, Inc. Traveling wave overcurrent protection for electric power delivery systems
US11808824B2 (en) 2021-03-17 2023-11-07 Schweitzer Engineering Laboratories, Inc. Systems and methods to identify open phases of a capacitor bank
US12313701B2 (en) 2021-03-17 2025-05-27 Schweitzer Engineering Laboratories, Inc. Capacitor bank fault detection and identification
US12130322B2 (en) 2022-12-02 2024-10-29 Schweitzer Engineering Laboratories, Inc. Traveling wave analysis and fault locating for electric power systems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1566425A (enExample) * 1968-02-27 1969-05-09
SE368092B (enExample) * 1972-11-06 1974-06-17 Asea Ab
SE373239B (enExample) * 1973-05-21 1975-01-27 Asea Ab
CH559449A5 (enExample) * 1973-05-30 1975-02-28 Bbc Brown Boveri & Cie
SE375886B (enExample) * 1973-08-22 1975-04-28 Asea Ab

Also Published As

Publication number Publication date
IT1055697B (it) 1982-01-11
CH590575A5 (enExample) 1977-08-15
SE387019B (sv) 1976-08-23
DE2550670C3 (de) 1978-11-02
DE2550670B2 (de) 1978-02-09
FR2292361A2 (fr) 1976-06-18
SE7414614L (sv) 1976-05-24
CA1054701A (en) 1979-05-15
DE2550670A1 (de) 1976-08-12
US4053816A (en) 1977-10-11
FR2292361B2 (fr) 1986-02-28

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]